1 files changed, 46 insertions, 0 deletions

diff --git a/spec/services/issues/update_service_spec.rb b/spec/services/issues/update_service_spec.rb
index be19be17151..dacbcd8fb46 100644
--- a/spec/services/issues/update_service_spec.rb
+++ b/spec/services/issues/update_service_spec.rb
@@ -1,3 +1,4 @@
+# coding: utf-8
 require 'spec_helper'
 
 describe Issues::UpdateService, services: true do
@@ -273,5 +274,50 @@ describe Issues::UpdateService, services: true do
         end
       end
     end
+
+    context 'updating labels' do
+      let(:label3) { create(:label, project: project) }
+      let(:result) { Issues::UpdateService.new(project, user, params).execute(issue).reload }
+
+      context 'when add_label_ids and label_ids are passed' do
+        let(:params) { { label_ids: [label.id], add_label_ids: [label3.id] } }
+
+        it 'ignores the label_ids parameter' do
+          expect(result.label_ids).not_to include(label.id)
+        end
+
+        it 'adds the passed labels' do
+          expect(result.label_ids).to include(label3.id)
+        end
+      end
+
+      context 'when remove_label_ids and label_ids are passed' do
+        let(:params) { { label_ids: [], remove_label_ids: [label.id] } }
+
+        before { issue.update_attributes(labels: [label, label3]) }
+
+        it 'ignores the label_ids parameter' do
+          expect(result.label_ids).not_to be_empty
+        end
+
+        it 'removes the passed labels' do
+          expect(result.label_ids).not_to include(label.id)
+        end
+      end
+
+      context 'when add_label_ids and remove_label_ids are passed' do
+        let(:params) { { add_label_ids: [label3.id], remove_label_ids: [label.id] } }
+
+        before { issue.update_attributes(labels: [label]) }
+
+        it 'adds the passed labels' do
+          expect(result.label_ids).to include(label3.id)
+        end
+
+        it 'removes the passed labels' do
+          expect(result.label_ids).not_to include(label.id)
+        end
+      end
+    end
   end
 end